
.navbar {
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 99999;
}

.top {
    height: 218px;
    margin-top: 20px;
    img {
        width: 100%;
        height: 218px;
    }
}

.help {
    width: 90vw;
    height: 210px;
    margin-left: 5vw;
    margin-top: 10px;
    background: url(./images/background.jpg);
    background-size: cover;
    position: relative;

}

.write {
    width: 90%;
    height: 150px;
    position: absolute;
    bottom: 0;
    left: 5%;
}

.reward {
    width: 100vw;
    height: 340px;
    margin-top: 20px;
    position: relative;

    img {
        width: 100%;
        height: 340px;
    }

    .treaty {
        position: absolute;
        bottom: 10px;
        left: 55px;
        color: #eaf7ff;
        font-size: 13px;

        input {
            border: none;
            width: 15px;
            height: 15px;
        }
    }
}

.wchat {
    width: 90vw;
    background: #fff;
    height: 200px;
    margin-left: 5vw;
    margin-top: 20px;

    div {
        float: left;
    }

    .img {
        width: 100px;
        height: 100px;
        margin-left: 20px;
        margin-top: 20px;

        img {
            width: 100%;
            height: 100%;
        }
    }

    .tit {
        width: 190px;
        height: 200px;
        margin-top: 20px;
        margin-left: 15px;

        h3 {
            li {
                color: #3b66f1;
                display: inline;
                margin-left: 5px;
            }
        }

        p {
            font-size: 14px;
            color: #777;
            margin-top: 10px;
        }

        .btn {
            margin-top: 10px;
            border: 2px solid #3b66f1;
            width: 100px;
            text-align: center;
            height: 30px;
            line-height: 30px;
            border-radius: 15px;
            color: #3b66f1;
        }
    }
}

.box {
    width: 90vw;
    background: #fff;
    margin-left: 5vw;
    margin-top: 20px;

    h2 {
        text-align: center;

        .title {
            width: 200px;
            height: 40px;
            background-image: url(./images/background2.jpg);
            background-size: cover;
            font-weight: normal;
            color: #3b66f1;
            margin-left: 70px;
        }
    }

    .content {
        width: 90%;
        margin-left: 5%;
        margin-top: 20px;
        padding-bottom: 20px;
        color: #373737;

        p {
            margin-top: 10px;
            font-size: 16px;
        }

        .tp {
            color: #9b9b9b;
            font-size: 12px;
            margin-top: 30px;
        }
    }
}

.footer {
    text-align: center;
    margin-top: 20px;

    h3 {
        width: 100vw;
        height: 30px;
        line-height: 30px;
        text-align: center;
        color: #9ec5fe;

        li {
            float: left;
        }

        .logo {
            background: #9ec0ee;
            color: #fff;
            margin-left: 140px;
            height: 25px;
            line-height: 25px;
            margin-top: 3px;
            font-size: 14px;
            padding-left: 5px;
            padding-right: 5px;
        }

        .ti {
            margin-left: 5px;
        }
    }

    p {
        text-align: center;
        font-size: 13px;
        color: #9ec0ee;
        margin-top: 10px;
    }
}